Home
Class 12
CHEMISTRY
The standard reduction potentials at 25^...

The standard reduction potentials at `25^(@)C` for the following half reactions are given against each:
`Zn^(2+) (a.q) + 2e^(-) hArr Zn (s) : " " - 0.762`
`Cr^(3+) (a.q) 3e^(-) hArr Cr (s) , " " - 0.740`
`2H^(+) + 2e^(-) hArr H_(2) (g), " " 0.00`
`Fe^(3+) + e^(-) hArr Fe^(2+) , " " 0.77`
Which is the strongest reducing agent?

Promotional Banner

Similar Questions

Explore conceptually related problems

The standard reduction potentials at 25^(@)C for the following half reactions are given against each: Zn^(2+) (a.q) + 2e^(-) rarr Zn (s) : " " - 0.762 Cr^(3+) (a.q) 3e^(-) rarr Cr (s) , " " - 0.740 2H^(+) + 2e^(-) rarr H_(2) (g), " " 0.00 Fe^(3+) + e^(-) rarr Fe^(2+) , " " 0.77 Which is the strongest reducing agent?

The standard reduction potential at 298 K for the following half cell reactions are given below Zn^(2+)(aq)+2e^(-) to Zn(s) " " E^(@)=-0.762V Cr^(3+)(aq)+3e^(-)toCr(s) " " E^(@)=-0.740V 2H^(+)(aq)+2e^(-) toH_(2)(g) " " E^(@)=0.0V Fe^(3+)(aq)+e^(-) toFe^(2+)(aq) " " E^(@)=0.77V . Which is the strongest reducing agent ?

The standard reduction potentials at 298 K for the following half cell reactions are given below Zn^(2+) (aq) + 2e^(-) to Zn (s)-0.762 Cr^(3+) (aq) + 3e^(-) to Cr (s)-0.740 2H^(+) (aq) + 2e^(-) to H_(2) (g)-0.000 Fe^(3+) (aq) + e^(-) to Fe^(3+) (aq)-0.770 Which one is the strongest reducing agent?

At 298 K, the standard reduction potentials for the following half reactions are given. Which acts as anode with others in electrochemical cell Zn^(+2)(aq) + 2e^(-) to Zn(s), -0.762 Cr^(+3)(aq) + 3e^(-) to Cr(s), -0.740 2H^(+)(aq) + 2e^(-) to H_2(g), -0.000 Fe^(+3)(aq) + e^(-) to Fe^(2+)(aq) , +0.762

The standard reduction potentials at 298K for the following half cells are given : ZN^(2+)(aq)+ 2e^(-)Zn(s) , E^(@) = - 0.762V Cr^(3+)(aq)+ 3e^(-) Cr(s) , E^(@) = - 0.740V 2H^(+) (aq)+2e^(-) H_(2)(g) , E^(@)= 0.000V Fe^(3+)(aq)+ e^(-) Fe^(2+)(aq) , E^(@) = 0.770V which is the strongest reducing agent ?

The standard reduction potentials at 298K for the following half cells are given : ZN^(2+)(aq)+ 2e^(-)Zn(s) , E^(@) = - 0.762V Cr^(3+)(aq)+ 3e^(-) Cr(s) , E^(@) = - 0.740V 2H^(+) (aq)+2e^(-) H_(2)(g) , E^(@)= 0.000V Fe^(3+)(aq)+ e^(-) Fe^(2+)(aq) , E^(@) = 0.770V which is the strongest reducing agent ?

The standard reduction potentials at 298K for the following half reactions are given against each. Zn^(2+) (aq)+2e= Zn(s), -0.762V Cr^(3+) (aq) +3e= Cr(s), -0.74V 2H^+ +2e=H_2 (g), pm 0.0V Fe^(3+) (aq)+e =Fe^(2+) (aq), +0.77V What is the strongest reducing agent?